Answer-What is meant by 'cardinality' in data modeling?

Question

What is meant by 'cardinality' in data modeling?

A The number of rows in a table Correct Incorrect

B The degree of table normalization Correct Incorrect

C The uniqueness of data Correct Incorrect

D The number of possible values for a field Correct Incorrect

E The nature of relationships between entities Correct Incorrect

Cardinality defines how many instances of one entity relate to instances of another (e.g., one-to-many).

Which SQL clause is used to summarize data?
Which of the following is a real-time data warehouse application?
Which schema in data warehousing uses a central fact table connected to dimension tables?
In a data cube, what does "slice" operation do?
Which SQL query will correctly calculate the average salary of employees in each department and group them by department in a table named 'employees'?
Which of these is NOT an ensemble method?
In a data warehouse, which type of table stores quantitative data for analysis?
A snowflake schema is different from a star schema because:
'Data modelling' means:
What is 'data warehousing' and how does it differ from a traditional OLTP database?

Please enter email id The email must be a valid email address.

Please enter Mobile Number Please enter valid Mobile Number

Please enter your Doubt

Thank You for posting your query. Please check your email for further guidance.